
$109 Cheap United flights from Chicago to Washington (ORD to IAD)
Find The Best Day To Fly from Chicago to Washington
Amazing United ORD to IAD Flight Deals
The cheapest flights to Washington Dulles Intl. found within the past 7 days were $157 round trip and $109 one way. Prices and availability subject to change. Additional terms may apply.
IAD From ORD Economy Coach Packages on Similar Airlines



Frequently asked questions
Discover our best United flight from Chicago ORD to Washington IAD
To find the best deals on flights to Chicago from Washington with United, just enter your travel dates, filter by United, and hit search. You’ll find 6 flights to choose from and can sort by price, flight duration, and arrival or departure time.
Return flights from Chicago ORD to Washington IAD with United
If you’re planning a round trip, booking return flights with United is usually the most cost-effective option. With airfares ranging from $157 to $200, it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply.
Book one-way United flights from Chicago ORD to Washington IAD
A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way United flight from Chicago to Washington costs from $109. Prices and availability subject to change. Additional terms may apply.
The easy way to find cheap flights to Washington IAD from Chicago ORD with United
To find a cheap United flight from Chicago ORD to Washington IAD, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference.
How to find our best airfare deals on United flights from Chicago ORD to Washington IAD
If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as October, or if you book a flight with a stopover.
Find nonstop flights from Chicago ORD to Washington IAD with United
If you’re keen to be on Washington soil fast, don’t waste time with a stopover—filter your search results to show direct United flights only. The journey takes around 1 hour(s) 59 min(s) – so you’ll be there before you know it.
Flexible airline tickets for United flights from Chicago ORD to Washington IAD
Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.
There are a lot of reasons to book your flights to Washington IAD from Chicago ORD with United on Travelocity
At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.
Airport code | Country | Airport name | Number of flights |
---|---|---|---|
ORD | USA | O'Hare Intl. | 227 |
DEN | USA | Denver Intl. | 226 |
IAH | USA | George Bush Intercontinental | 136 |
IAD | USA | Washington Dulles Intl. | 100 |
SFO | USA | San Francisco Intl. | 64 |
LAX | USA | Los Angeles Intl. | 23 |
EWR | USA | Liberty Intl. | 20 |
FRA | DEU | Frankfurt Intl. | 19 |
NRT | JPN | Narita Intl. | 19 |
PEK | CHN | Capital Intl. | 16 |
Travelers ❤️ these 🏨 after their flight to Washington

Hyatt Regency Dulles
Reviewed on Jul 26, 2025

Hyatt Place Herndon Dulles Airport East
Reviewed on Jul 30, 2025

The Westin Washington Dulles Airport
Reviewed on Jul 27, 2025
Popular United Flight Routes from ORD
Top Flights for United originating from ORD
Domestic
- Dallas to Las Vegas (DFW - LAS)
- Newark Liberty Intl. Airport to Las Vegas (EWR - LAS)
- Newark Liberty Intl. Airport to Miami (EWR - MIA)
- Chicago to Mexico City (ORD - MEX)
- Newark Liberty Intl. Airport to San Juan (EWR - SJU)
- Philadelphia to San Juan (PHL - SJU)
- San Juan to Orlando (SJU - MCO)
- Newark Liberty Intl. Airport to Las Vegas (EWR - LAS)
- Newark Liberty Intl. Airport to Santo Domingo (EWR - SDQ)
- Philadelphia to Orlando (PHL - MCO)
International
- Los Angeles to San Salvador (LAX - SAL)
- Chicago to Mexico City (ORD - MEX)
- Newark Liberty Intl. Airport to Fort Lauderdale (EWR - FLL)
- Philadelphia to San Juan (PHL - SJU)
- Boston to Orlando (BOS - MCO)
- Newark Liberty Intl. Airport to Santo Domingo (EWR - SDQ)
- Newark Liberty Intl. Airport to San Juan (EWR - SJU)
- Newark Liberty Intl. Airport to Orlando (EWR - MCO)
- San Juan to Orlando (SJU - MCO)
- Dallas to Las Vegas (DFW - LAS)
Most Popular
- PHX to ORD Flights
- ORD to DEN Flights
- LAX to ORD Flights
- ORD to LAS Flights
- PHL to ORD Flights
- ORD to MIA Flights
- ORD to RSW Flights
- ORD to DCA Flights
- ORD to MCO Flights
- ORD to TPA Flights
- ORD to MEX Flights
- ORD to PHX Flights
- ORD to DFW Flights
- ORD to ATL Flights
- ORD to BNA Flights
- ORD to PHL Flights
- Air India Chantilly (IAD) to Delhi (DEL) flights
- ORD to SFO Flights
- TPA to ORD Flights
- DFW to ORD Flights
- ORD to FLL Flights
- ORD to BOS Flights
- MCO to ORD Flights
- SFO to ORD Flights
- RDU to ORD Flights
- DEN to ORD Flights
- ORD to LAX Flights
- ORD to CUN Flights
- RIC to MCO Flights
- IAD to LHR Flights